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Knock Sensor: Inspection

  1. DRAIN ENGINE COOLANT 
  2. REMOVE AIR CLEANER HOSE 
  3. REMOVE NO. 2 TIMING BELT COVER (See  TIMING BELT (5VZ-FE)  ) 
  4. REMOVE INTAKE AIR CONNECTOR (See  CYLINDER HEAD (5VZ-FE)  ) 
  5. REMOVE FUEL PRESSURE REGULATOR (See  REPLACEMENT  ) 
  6. REMOVE INTAKE MANIFOLD ASSEMBLY (See  CYLINDER HEAD (5VZ-FE)  ) 
  7. REMOVE WATER BYPASS PIPE AND KNOCK SENSOR WIRE (See  CYLINDER BLOCK (5VZ-FE)  ) 
  8. REMOVE KNOCK SENSORS 

    Using SST, remove the knock sensor.

    SST 09817-16011

    Fig 1: Removing Knock Sensor
    G04208019Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSPECT KNOCK SENSORS 

    Using an ohmmeter, check that there is no continuity between the terminal and body.

    If there is continuity, replace the sensor.

  10. INSTALL KNOCK SENSORS 

    Using SST, install the knock sensor.

    SST 09817-16011

    Torque: 39 N.m (400 kgf.cm, 29 ft.lbf) 

  11. REINSTALL WATER BYPASS PIPE AND KNOCK SENSOR WIRE (See  WATER PUMP (5VZ-FE)  ) 
  12. REINSTALL INTAKE MANIFOLD ASSEMBLY (See  CYLINDER HEAD (5VZ-FE)  ) 
  13. REINSTALL FUEL PRESSURE REGULATOR (See  REPLACEMENT  ) 
  14. REINSTALL INTAKE AIR CONNECTOR (See  CYLINDER HEAD (5VZ-FE)  ) 
  15. REINSTALL NO. 2 TIMING BELT COVER (See  TIMING BELT (5VZ-FE)  ) 
  16. REINSTALL AIR CLEANER HOSE 
  17. REFILL WITH ENGINE COOLANT 
    Fig 2: Measuring Continuity Between Terminal And Body
    G04208020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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